The Spring Assembly,leaf, cataloged under National Stock Number 2510-00-149-9017, is classified within Federal Supply Class 2510 (Vehicular Cab, Body, and Frame Structural Components) of the Vehicular Equipment Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2510-00-149-9017 |
| Primary Part Number | 4B6013 |
| Item Name | Spring Assembly,leaf |
| FSC / FSG | 2510 / 25 — Vehicular Cab, Body, and Frame Structural Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Material Hardness Rating | 55.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM |
| Design Type | HELPER SPRING |
| Material Document and Classification | QQ-S-624-2-CANCELED FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Spring Length Under Load | 52.500 INCHES NOMINAL IN |
| Elliptic Shape | SEMI |
| Rebound Clip Quantity | 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4B6013 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 2510-00-149-9017 is a Spring Assembly,leaf, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2510, Vehicular Cab, Body, and Frame Structural Components. Status: active.
NSN 2510-00-149-9017 has 1 manufacturer part number on file: 4B6013 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4B6013: Material Hardness Rating: 55.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM; Design Type: HELPER SPRING; Material Document and Classification: QQ-S-624-2-CANCELED FED SPEC ALL MATERIAL RESPONSES OVERALL; Spring Length Under Load: 52.500 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2510-00-149-9017 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.